The following will replace the top left card. Apparently, you select that card and press select+up before pressing "OK." Card picture won't change. Other codes for other card positions are documented on the thread.

I'm the Doctor. I'm a Time Lord. I'm from the planet Gallifrey in the Constellation of Kasterborous. I'm 903 years old and I'm the man who's gonna save your lives and all 6 billion people on the planet below. You got a problem with that?